Proceedings of the American Academy of Arts and Sciences, Volumen74Metcalf and Company, 1938 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
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Página 331
... steel tube of 2 mm . bore soldered to the third outlet of the T - valve ; when the valve was closed the gas was confined in an all steel system , no packing being exposed to the ther- mometric fluid . The glass - to - metal joint at the ...
... steel tube of 2 mm . bore soldered to the third outlet of the T - valve ; when the valve was closed the gas was confined in an all steel system , no packing being exposed to the ther- mometric fluid . The glass - to - metal joint at the ...
Página 332
... steel couplings , the lower being connected to the valve block by a steel capillary , and the upper to a mercury diffusion pump and McLeod gauge by copper tubes of 5 mm . bore . The axis of the long arm was made vertical to within 0.2 ...
... steel couplings , the lower being connected to the valve block by a steel capillary , and the upper to a mercury diffusion pump and McLeod gauge by copper tubes of 5 mm . bore . The axis of the long arm was made vertical to within 0.2 ...
Página 426
... steel in tension and breaking with a brittle fracture in striking contrast to its much greater strength in compression . However , it appeared that Basset had used carboloy cylinders with external shrunk - on steel sleeves to support ...
... steel in tension and breaking with a brittle fracture in striking contrast to its much greater strength in compression . However , it appeared that Basset had used carboloy cylinders with external shrunk - on steel sleeves to support ...
Contenido
The Linear Compression of Iron to 30000 kgcm² By P W BRIDGMAN | 11 |
Fossil Parasitic Hymenoptera of the Family Scelionidae from Baltic Amber By C | 69 |
Records of Meetings 193840 Biographical Notices List of Members Statutes and Standing | 91 |
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Términos y frases comunes
abdomen Acad aedeagus Allotype Amer Anal plates antennae Banks basal Boston BRUES bulb capillary carboloy chap Charles chih Class coefficient Committee Comparative Zoology compression constant correction costal area cross-vein curved dark brown determined distal dorsal view E. P. Kohler equation Fasciculus Fellows female FIGURE Fore wing Foreign Honorary Members Fund gas thermometer genus gradate veins Hemerobiidae Hemerobius Henry Hind wing Holotype hsien hyaline Ibid inner gradate insect July kg/cm² lateral view maculations Magrath manganin manometer Manuscripts margin material measurements median meeting meniscus mercury mesonotum method Micromus Museum of Comparative Nearctic Neuroptera Nordegg P. W. Bridgman piezometer piston Po-Tuan posterior pressure vessel Proc Professor pronotum propodeum pterostigma radial room temperature Rumford Scelionidae scutellum Section set-ups Shih short arm Sisyridae species specimens sternite Sympherobius Table tenth sternite tergite thermal tion transition tube volume William Zoology